<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">

      <el-form-item label="组ID" prop="groupId">

        <el-select
          @keyup.enter.native="handleQuery"
          v-model="queryParams.groupId"
          clearable

          filterable
          remote
          reserve-keyword
          placeholder="请输入关键词"
          :remote-method="remoteMethod"
          :loading="loading">
          <el-option
            v-for="item in groupOptions"
            :key="item.value"
            :label="item.label"
            :value="item.value">
          </el-option>
        </el-select>

      </el-form-item>

      <el-form-item label="主题名" prop="topicName">
        <el-input
          v-model="queryParams.topicName"
          placeholder="请输入主题名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
          <el-option
            v-for="dict in dict.type.sys_normal_disable"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">

        <el-button size="mini"
                   plain
                   v-model="checkAll" @click="handleCheckAll">{{ checkAll ? '取消全选' : '全选' }}
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['emqx:topic:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['emqx:topic:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['emqx:topic:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['emqx:topic:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

<!--    <el-table v-loading="loading" :data="topicList" @selection-change="handleSelectionChange">-->
<!--      <el-table-column type="selection" width="55" align="center"/>-->
<!--      <el-table-column label="主题id" align="center" prop="topicId"/>-->
<!--      <el-table-column label="组ID" align="center" prop="groupId"/>-->
<!--      <el-table-column label="主题名" align="center" prop="topicName"/>-->
<!--      <el-table-column label="备注" align="center" prop="remark"/>-->
<!--      <el-table-column label="状态" align="center" prop="status">-->
<!--        <template slot-scope="scope">-->
<!--          <dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status"/>-->
<!--        </template>-->
<!--      </el-table-column>-->
<!--      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">-->
<!--        <template slot-scope="scope">-->
<!--          <el-button-->
<!--            size="mini"-->
<!--            type="text"-->
<!--            icon="el-icon-edit"-->
<!--            @click="handleUpdate(scope.row)"-->
<!--            v-hasPermi="['emqx:topic:edit']"-->
<!--          >修改-->
<!--          </el-button>-->
<!--          <el-button-->
<!--            size="mini"-->
<!--            type="text"-->
<!--            icon="el-icon-delete"-->
<!--            @click="handleDelete(scope.row)"-->
<!--            v-hasPermi="['emqx:topic:remove']"-->
<!--          >删除-->
<!--          </el-button>-->
<!--        </template>-->
<!--      </el-table-column>-->
<!--    </el-table>-->

    <el-checkbox-group style="font-size: medium" v-model="checked" @change="handleCheckedChange">
      <div>
        <el-row v-for="(row4, rowIndex) in groupedTopicList()" :key="rowIndex" style="margin-top: 8px">
          <el-col style="padding-left: 8px;padding-right: 8px;"
                  v-for="(card, colIndex) in row4"
                  :key="colIndex"
                  :span="6"
          >
            <el-card class="box-card" shadow="hover">
              <div slot="header" class="clearfix">


                <el-checkbox :label="card.topicId" :key="card.topicId">
                <span> {{ card.topicName }}
                   <el-tooltip v-if="card.status==='0'" class="item" effect="dark" content="主题状态正常"
                               placement="top"><i style="color: #409EFF" class="el-icon-unlock"/></el-tooltip>
                  <el-tooltip v-else-if="card.status==='1'" class="item" effect="dark" content="主题状态停用"
                              placement="top"><i style="color: #F56C6C" class="el-icon-lock"/></el-tooltip>
                </span>
                </el-checkbox>


                <el-button v-hasPermi="['emqx:topic:remove']" @click="handleDelete(card)"
                           style="color: #F56C6C; float: right; margin-left: 5px;margin-right: 5px; padding: 3px 0"
                           type="text">删除
                </el-button>
                <el-button v-hasPermi="['emqx:topic:edit']" @click="handleUpdate(card)"
                           style=" float: right; margin-left: 5px;margin-right: 5px; padding: 3px 0" type="text">修改
                </el-button>

              </div>
              <div class="text item">
                <el-row :gutter="20">
                  <el-col :span="8">
                    <el-statistic :value="card.topicId" title="主题Id"/>
                  </el-col>
                  <el-col :span="8">
                    <el-statistic :value="card.groupId" title="设备组Id"/>
                  </el-col>
                  <el-col :span="8">
                    <el-statistic :value="card.groupId" title="订阅数"/>
                  </el-col>


                </el-row>
                <div style=" margin-top: 8px" class="text item">
                  消息记录:
                </div>
                <div style="height: 100px;margin-top: 10px;  overflow-y: auto;">
                  <div style="margin-left: 5px" v-for="o in 10" :key="o" class="text item">
                    {{ '列表内容 ' + o }}
                  </div>
                </div>
                <el-button round
                           style=" float: right; margin: 10px 5px;" type="primary">推送消息
                </el-button>
              </div>
            </el-card>
          </el-col>
        </el-row>

      </div>
    </el-checkbox-group>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改主题对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="组ID" prop="groupId">
          <el-select :disabled="form.topicId!=null"
            v-model="form.groupId"
            clearable

            filterable
            remote
            reserve-keyword
            placeholder="请输入关键词"
            :remote-method="remoteMethod"
            :loading="loading">
            <el-option
              v-for="item in groupOptions"
              :key="item.value"
              :label="item.label"
              :value="item.value">
            </el-option>
          </el-select>

        </el-form-item>
        <el-form-item label="主题名" prop="topicName">
          <el-input v-model="form.topicName" placeholder="请输入主题名"/>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"/>
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in dict.type.sys_normal_disable"
              :key="dict.value"
              :label="dict.value"
            >{{ dict.label }}
            </el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>


  </div>
</template>

<script>
import {groupList, listTopic, getTopic, delTopic, addTopic, updateTopic} from "@/api/emqx/topic";

export default {
  name: "Topic",
  dicts: ['sys_normal_disable'],
  data() {
    return {
      // 遮罩层
      loading: true,
      //全选
      checkAll: false,
      checked: [],
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 主题表格数据
      topicList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        groupId: null,
        topicName: null,
        status: null,
        uid: null
      },
      groupOptions: [],

      // 表单参数
      form: {},
      // 表单校验
      rules: {
        topicName: [
          {required: true, message: "主题名不能为空", trigger: "blur"}
        ],
        status: [
          {required: true, message: "状态不能为空", trigger: "change"}
        ],
        groupId: [
          {required: true, message: "组id不能为空", trigger: "change"}
        ],

      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    handleCheckAll() {
      this.checked = [];
      this.handleSelectionChange([])
      if (!this.checkAll) {
        this.topicList.forEach(item => {
          this.checked.push(item.topicId);
        })
        this.handleSelectionChange(this.topicList)
      }
      this.checkAll = !this.checkAll;
    },

    handleCheckedChange(value) {
      const arr = [];
      value.forEach((item) => {
        this.topicList.forEach(topic => {
          if (topic.topicId === item) {
            arr.push(topic);
          }
        })
      })
      this.handleSelectionChange(arr)
      let checkedCount = value.length;
      this.checkAll = checkedCount === this.topicList.length;
    },
    groupedTopicList() {
      const chunkSize = 4; // 每行显示的话题数
      const result = [];
      for (let i = 0; i < this.topicList.length; i += chunkSize) {
        result.push(this.topicList.slice(i, i + chunkSize));
      }
      return result;
    },

    remoteMethod(query) {
      if (query !== '') {
        this.loading = true;
        groupList(query).then(res => {
          this.groupOptions = res.data;
          this.loading = false;
        })

      } else {
        this.options = [];
      }
    },
    /** 查询主题列表 */
    getList() {
      this.loading = true;
      listTopic(this.queryParams).then(response => {
        this.topicList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        topicId: null,
        groupId: null,
        topicName: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null,
        status: '0',
        uid: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.topicId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加主题";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const topicId = row.topicId || this.ids
      getTopic(topicId).then(response => {
        this.form = response.data;
        this.remoteMethod(this.form.groupId)
        this.open = true;
        this.title = "修改主题";
      });

    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.topicId != null) {
            updateTopic(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTopic(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const topicIds = row.topicId || this.ids;
      this.$modal.confirm('是否确认删除主题编号为"' + topicIds + '"的数据项？').then(function () {
        return delTopic(topicIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('emqx/topic/export', {
        ...this.queryParams
      }, `topic_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
